The present paper analyzes the representation of diaspora, belongingness, and nostalgia experienced as the central theme by the characters in the story “When Mr. Pirzada Came to Dine” from the collection of short stories Interpreter of Maladies by Indian American author Jhumpa Lahiri. It focuses on the ideas of diaspora, belongingness, and sentimental affection of Indian immigrants toward homeland while they are adjusting with flora and fauna of American phenomena. Diaspora, belongingness, and nostalgia are important concepts in the discourse of diaspora studies. In this context, it tries to figure out how Jhumpa Lahiri has portrayed the picture of Indian immigrants’ experience of belongings and nostalgia to the homeland. The study begins with a description of the concepts as a theoretical framework of diaspora, belongingness, and nostalgia and how that has been represented along with displacement, cultural clash, identity, and alienation in the story It analyzes the rhetoric of Indian immigrants such as cultural roots, memories, social behavior and norms which reflect the belongings to the homeland. These different norms make the Indian diaspora as a distinct ethnic social group in the United States. It concludes by giving how Indian immigrants still are affiliated to their homeland while they are residents of America.